v21.1 Important question (How to make a script in which the The Script processing ends after the trainer loses a battle)

[YuviSweet]

Please help me how can I stop event processing if the player loses a battle
Like this -
script : TrainerBattle.start(Noob, Mr)
script : SetBattleRules("cannot lose")
Blah
Blah
Blah
If the trainer loses then the script stops processing please help me

 

[Abdoulgaming]

Sry for poor explanation last time. You can check "Set handling when conditions do not apply" to make NPC dialogue if he wins or something else